1) Frequency Range:400-470MHz 2) Output Power:5W 3) Voice Prompt 4) CTCSS/DCS Function 5) Auto Battery-saving Function 6) Busy Channel Lock (BCL) 7) Time-out Timer (TOT) Function 8) Low Battery Warning 9) Monitor Function
Bone Conduction Wireless Waterproof Gadget ---- for swimming teaching, hearing protection and aid. Where it can be used? It's perfectly used in the water or special work environment, such as underwater training spot or swimming center and surfing on the water. With the little gadget the couch do not have to shout at the trainee all the time, Its absolutely easy to use, just speak to your trainee or partners with the normal voice-volume to the boxes or the earphone What's bone conduction? Sound are decoded and converted into vibration on facial bone! directly received by cochlea----bypass eardrum. No electric-Magnetic wave. In general, we believe listening to humans voice or the sound of music with ears only. But with the technology, the voice& sound generally transmitted by bone vibration, described as the bone conducted sound. Advantage 1,Let ear absolutely free at the same time, you can still enjoy your normal conversation and listening to the surrounded sounds without removing the bone conduction headset 2,Hearing aid and protection, ok for people with hearing loss and impairment, and help prevent hearing deduction/loss 3,Even in high noise condition, you can hear the clear sounds by the use of ear plugs for the protection 4,perfectly used in the water or special work environment Function introduction: Suitable for entertainment enjoyment in life under the water Through a wireless host may lead various formats music Under the water by means of a bone conduction, the closed state change in the water, children can get refreshing and fatigue resistance In bad listening environment he can improve the security of command It is underwater coaching assistants, solve past call things that break the throat Applications: swimming, underwater exploration, underwater ballet, deaf and dumb school sailing Parameters: Modulation: FM Receiver sensitivity: -113dBm Input sensitivity: < 200mv Noise-signal ratio: > 82dB Distortion rate: less than 0.7% Audio FM between: 20Hz to 20kHz Loudspeaker: bone conduction transducer 10 meters under water work Receiving distance: in 120M Power supply voltage:3.7V DC Port: built-in mini DC port Size:65mm(L)x46mm(W)x12.5mm(H) Net weight:55g Receiving sensitivity:-5dbu Remark: this item contents only 3 frequency-modulations only and can be up to 7 FMs, one walkie talkie can speak to 15pcs headset(select the light with same color in using) headset: blister +color carboard printing walkie talkie: 4 color offset-rinting box
Hiession amplifier. 1kg
Hiession amplifier. 1kg
Original blackberry 8520 full housing Including: lens, front cover, back cover, middleplate, speaker, ringer, etc. Full set, original Door to door delivery. Safe payment form: Paypal, HSBC T/T, Western Union, etc. Weight: about 50g
H10 outdoor led display with lifetime warranty some important parameters for led display in PH10: 1.Pixel pitch:160mm 2.Pixel density o10000dots/O 3.Pixel configution:DIP546. 1R1G1B 4.Power consuption:350w/O 5.Brightness: Y7000CD/O 6.Viewing angle:120/45 7.Viewing distance:16-130m 8.IP65 9.Module size:160*160mm 10.Module resolution:16*16=256 11.Cabinet sizr:960*960mmmm, Cabinet Resolution:64*48 12.2 year free after-sale service and lifetime warranty 13.Provide perfect project and design for your indoor/outdoor installation 14.All types for your reference: PH3-PH50 Any question/interest, pls contact me, a reply within 12 hours for you. module size:160*160mm. cabinet size:960*960mm
Some important parametres for led display indoor PH5: 1.Pixl pitch:5mm 2.Pixel densoty:40000dots/sqm 3.Pixel configution: SMD2121 1R1G1B 4.Power xonsuption: 650W/sqm 5.Brightness: more than 7000/sqm 6.Viewing angle: 120/45 7.Viewing distance: 16-60m 8.IP: 31 9.Module size:160*160mm 10.Module resolution: 32*32 11.Cabinet size: 800*640*95mm 12.Cabinet Resolution:160*128 13.2 year free after-sale service and lifetime warranty 14.Provide perfect project and design for you 15.All types for your reference: PH3-PH50 Any question/interest, pls contact me, a reply within 12 hours. package:1024*960, polywood case or flight case
Place of Origin Guangdong, China (Mainland) Brand Name TA Model Number TA-999 Camera B/W Power DC3.6-6V color black and silver Monitor Screen 2.4 inch color screen Battery DC 5V ,work 100h,standby 5hours talk time Ringtone 12pcs doorbell chime selectable monitor Size 12.8cm*6.5cm*1.5cm Transmission distance 300-500m out door camera Power adapter 12V outdoor Size: L*W*H=12.5cm*9.3cm*3.5cm Installation surface mount (86*86mm case) Night view 6pcs LED light / Infrared Light. 1set/sale box ,12boxes/carton or as customer's requirements
Description Sm612c/sm612d conference microphone, the company's research and development of professional conference microphone, and its unique digital processing and transmission technology, excellent sound performance, high reliability, advanced digital technology and audio technology help to combine for a variety of meeting occasions fully, sm612c/sm612d unique ability to process high sound pressure conference microphone audio line has the full-balanced design and unique masking techniques, anti-cell phone rf interference. Characteristics Pluggable gooseneck microphone with light ring High sensitivity, effective pick-up range up to 50cm Support multiple chairman and vice-chairman at same time Speech patterns and apply itself is optional, common mode Not any impact on sound quality under long distance transmission Increased reliability with "hand-in-hand" connection topology System unit support hot plug function Highly resistant to mobile phone interference Chairman unit can override all the active delegate units and approve or reject delegates who request to speak Technology parameters Pick up range:0-500mm Frequency response40hz-19khz Sensitivity-38db3db Snr-80db Nonlieardistortion
Model: ED42L2 Size: 42inch Unit size(mm): 653(h)*1850(v)*110(d) Display area(mm): 523(h)*930(v) Resolution: 1080*1920 Color: 16.7m Brightness: 400cd/m2 max. Contrast: 4000:1 Backlight: 30000h Response time: 6.5ms Viewing angle: 178 Memory card: cf/sd/usb2.0 Interface type(option): video/vga, /dvi/rs232/hdmi Working temperature: 0 Box size(mm): 2000*800*630 Gross weight(kg): 110kg
The vp series power amplifier offers clean, reliable power in a durable enclosure. If you need professional amplification performance, the vp series is perfect for delivering pure, consistent wattage night after night. With six models power upto 1200 watts, the vp series is ideal for powering pa systems and dj rigs. To ensure seamless, reliable performance, the amp features variable-speed cooling fans for thermal stability, along with short-circuit, thermal, over current, thermal protection. For connecting convenience, the vp series boasts xlr and speakon &banana binding post outputs. The unit also provides front panel indicators for signal, limit, protect and power, plus level controls for channels 1 and 2. Selectable modes for stereo and mono bridge give you even more flexibility. Selectable output power range to drive professional loudspeakers without clipping Variable-speed cooling fan for thermal stability and reliability Xlr balanced inputs and speakon &banana binding post outputs Limiter indicator for amp output protection Stereo and mono bridge Variable speed fan for low noise Comprehensive front panel indicators including signal, limiter, protect and power Dc output protection and short circuit protection Frequency response 10hz c 50khz at 1.5 db Total harmonic distortion: less than 0.05% Input sensitivity & impedance: 0.775v Signal to noise (20 hz - 20 khz) > 95db Shipping dimensions (wxdxh) 585x 580 x 165mm
Class ab ( 2/4/5/6 channel amplifiers ) Class d ( 500w up to 7000w ) Full mosfet & etc. Standard export packing system
Sim cards Memory cards in bulk or packing in box
Outdoor LED display.
TFT-LCD panel.
2 years warranty. Wooden box or/flight box
General: Standard gsm 850/900/1800/1900 Umts 2100 (wcdma) Video call Size 113, 5 x 61 x 13, 2 mm Battery 1200 mah, li-ion Talk time 18 hours Design: Form factor: qwerty keypad Slim card 2 x sim card Antenna built-in Display: Size 2.4 inches Technology tft Resolution 240 x 320 pixels Colors qvga Camera: Resolution 1 x 1.3 megapixels 1 x 5.0 megapixels Digital zoom Audio player: Formats mp3, acc, amr, midi Video player: Formats mp4, 3gp Fm radio: Availability Entertainment: E-book reader Java Games Recorder Gravity sensor Bluetooth: Availability Wi-fi: Availability Modem: Availability yes Speed wcdma Mobile internet: Wap 2.0 Memory: Built-in 1gb Memory card sup. T flash (microsd) Usb storage sup. Organizzer: Calendar Lunar calendar Schedule Alarm clock World clock Calculator Currency conv. Call signals: Polyphony 64 chord Ringer tone formats midi, mp3, aac, amr Vibro Mesages: Sms 500 Mms 100 Ems Accessories: Battery Charger USB cable Earphones stereo Manual.
General: Standard gsm, dualband 900/1800 Size 103 x 50 x 11, 2 mm Battery 1 x 800 mah li-ion Interface mt 6253 Languages italian, english, french, Spanish, german Design: Form factor slider ultraslim Slim card 2 sim, dual standby Antenna built-in Backlit keyboard Support 2 x umts slim Display: Size 2.4 inches Technology tft Colors qvga Camera: Resolution 1.3 mpx Audio player: Formats mp3 Video player: Formats mpeg4 Entertainment: Radio fm E-book Other functions: Handsfree Vibro Connectivity: Wap Gprs Bluetooth Memory: Built-in 128 mbit + 32 mbit Memory card sup. T flash (microsd) Organizer: Calendar Alarm clock Calculator Call signal: Polyphony Voice 64 Ringer tone format fr, efr, hr, amr Messages: Smart text Sms 400 Telephone book 500 Func.Pim: personal information Management Accessories: Battery Charger Earphones Manual Usb cable cost:28$
Bandwidth: 40-1000mhz Ctb: 65db Cso: 61db 110 channels flat Vo: 30dbmv. 4pcs per box
We have big stocklot quantity in umts mobile phones dual sim at very very cheap price. This is one of our models: Mobilestar u-8880 Specifications - gsm 850/900/1800/1900 - umts 2100 (wcdma) - videocall - size: 113.5 x 61 x 13.2 mm - 1.200 mah, li-ion battery - qwerty keypad - 2 x sim card - 18 hours talk time - display size: 2.4 inches - tft display - 240 x 320 pixels - qvga colors - camera resolution 1 x 1.3 mpx - 1 x 5.0 mpx - digital zoom - audio player (mp3, aac, amr, midi) - video player (mp4, 3gp) - fm radio - e-book reader - java - games - recorder - gravity sensor - bluetooth - wi-fi - wap 2.0 - 1gb built-in memory + t flash (micro sd) - calendar - lunar calendar - schedule - alarm clock - world clock - calculator - currency conv. - polyphony ringtone - ringtone format: midi, mp3, aac, amr - vibro - sms, mms, ems - battery + charger + usb cable + earphones + manual Payment: t/t Delivery: immediately after payment received Origin: china Price (usd): 45.00 Min. Order: 500 pcs We have about 1.500 pcs of this model in three colours: White & gold - black & red - black. Boxes
