This cell phone jammer provides 30w Of jamming power. It is designed for prisons, Omni antenna or detention centers, and penal Institutions, etc. It can greatly reduce the possibility of guard, Schools, churches, invigilate meeting room, Library, hospitals, theater, class room and Other important places. Whats more, it has Metal enclosure which prevents sabotage. With The integrated incoming air filter, it makes sure The device cooling system operation normally. This is an optimal choice for you to take this Portable power 30w jamming system which is Specially designed for all fm 88, 108mhz Signal jammer! besides, you will also be Content with the easy operation method and High working efficiency as well! Taking use of super-high frequency with high Effective power. , · effective output power (channel power) and Bigger interfere radius. , · only interfere downlink frequency of mobile Systemwithout disturb normally working Of base stations.
GENERAL PRODUCT FEATURES: * This unit is Suitable for use with Resistive Capacitive. Inductive and Non-linear loads. * 50Hz, 60Hz or 400Hz Input Frequency. * 0 to 300vac Output Voltage selector. * 40 to 499.9Hz Output Frequency Selector. * PROGRAMMABLE Output Frequency. * Precise 4 LED Digital display Output Frequency, voltage, Ampere & Wattage. * Full Galvanic ally isolated. No Harmonic Distortion (EMl,EMC). * Pure and Stable Sine wave Output. * Fast Response Time. * Sustained 300% Overload Capability. * IGBT/PWM technology enhances Compact Size; Low Noise, High Reliability. * Capable to Simulate Global Voltage, Frequency for Export Electrical Products test. * Units are equipped with Electronic Circuit/ Instant Trip Breaker/ Buzzer Alarm for Over Voltage, Over Current, over Temperature, Output short Protection.
1- 5. Unclear message auto / manual re- get clear dispatch message 1- 6. Gsm auto ack( acknowledge) / response for dispatch center 1- 7. Periodically notify the current location of pager user for dispatch convenience of the dispatch centre
TM1922 USB SD Line in with Panel USB SD FM MP3 player with Amplifier Speaker New product, widely used in various occasions, High Quanlity & ReasonablePrice, feature-rich. The module features: LED display, with a power amplifier, MP3 / FM / USB / SD Card functionality, with LINE IN / OUT, with a rechargeable power supply, power switch, independent key board, light and other settings, extensive range of product features, convenient way to bring , rich functionality, scalability, high-quality cost-effective, beautiful design, production and audio and video products for the new trend of bringing a unique value of enjoyment. Advantages: 1) LED: Display the new trend of demand, energy saving, convenient display 2) Amplifier: its own amplifier, easy product expansion 3) MP3 / radio: function available to meet the MP3, radio common needs 4) USB / SD Card: to meet the convenience store use 5) LINE IN, LINE OUT: increased computer peripherals such as audio input, output, easy and peripherals compatible headset carrying listen 6) Power switch: easy to use, safe and convenient 7) Rechargeable power supply: 3.7V, can take everywhere and receivers play music 8) Independent key board: Key board with LED, button, easy to install, configurable shell 9) Infrared Remote Control: Infrared remote configuration, remote operation, easy to use 10) Features increase: Product upgrade capabilities continue to increase. Note: The product configuration can choose according to need. 480 Pieces/CT 64.5X34.5X33.3cm
• Waterproof: ip55 Frequency range can be suitable for different countries or areas. 136-174&350-470mhz (rx/tx) 136-174&216-280mhz (rx/tx) 136-174&400-480mhz (rx/tx) 136-174&225-226mhz (rx/tx) 136-174&420-520mhz (rx/tx) 144-146&430-440mhz (rx/tx) 136-174&400-470mhz (rx/tx) 136-174&245-250mhz (rx/tx) 66-88&400-480mhz (rx/tx) Fm:76-108mhz (rx) 1750hz tone Dtmf encoding function Ctcss/dcs scan (digital/analog) English voice guide Digital fm radio Wide/narrow bandwidth selection (25khz/12.5khz) Priority scan, add scanning channel High/low power selection Channel name edit and display 50 groups ctcss/105 groups dcs Multi step frequency (5k/6.25k/10k/12.5k/25k/50k/100k) Vox transmission Transmit overtime voice prompt Begin/end transmitting beep prompt
Screen forms not to need to transform contains fm Colored packing box
FM Colored packing box
360 degree rotating mini rc stunt car FM auto scan radio with earphone
Cheap dual band ham radio 5W DMR transceiver YANTON DM-900 is a big strong practical radio.2200mAh Li-poly battery will keep users on line at a long time and will not miss any important instruct. YANTON DM-900 adopts the ABS+PVC in the cover, the anti-tumble is strong and amazing.Companer functions and stable performance which help users to provide quality protection in daily communications and scheduling coordination. Below is more details for your reference. portable uhf vhf DMR digital radio DM-900 cheap dual band ham radio cheap dual band ham radio 1. 256 Channels( Dual Modes:Analog +Digital) 2. Power Output: 5W/2W/1W 3. Auto Battery Save 4. Busy Channels Lockout 5. Remote Emergency Alarm 6. Time out Timer 7. Digital Voice Encryption 8. Remote Kill/Activation 9. TDMA Technology 10. All call& Group call&Single call Frequency Range 136-174/400-480MHz Channel Capacity 256CH Channel Spacing Analog: 12.5/20/25KHz Digital: 12.5KHz Operating Voltage 7.2V DC ± 10% Battery Capacity 2800mAh(Li-Ion) Battery Life About 15/20 hours according to 5-5-90 duty cycle Operating Temperature -30°C~ +60°C Frequency Stability ±2.5ppm Antenna Impedance 50Ω Dimension 126�7.0�4.0mm(without antenna) Weight 265g Transmitter Vocorder AMBE+2TM(AMBE 3000) Modulation(4FSK) 12.5KHz : 7K60FXD(Data Only) 12.5KHz: 7K60FXW(Voice & Data) RF Power Output 5W Hum & Noise 45dB Spurious Emission 65dB Modulation Distortion 5% Receiver Sensitivity 5% BER:0.25μV Audio Distortion 5% Spurious Response Rejection 70dB Adjacent Channel Selectivity 65dB Inter-modulation 60dB Audio Output 1W Standard Accessories: Item No. Quantity Portable radio 1 Antenna 1 Battery Pack 1 Charger 1 Belt Clip 1 User's Manual 1 cheap dual band ham radiocheap dual band ham radiocheap dual band ham radiocheap dual band ham radiocheap dual band ham radiocheap dual band ham radiocheap dual band ham radiocheap dual band ham radio 1. Please contact us at first time for bulk order. Larger discount waits for you. 2.OEM service,we can design packing box and Logo mark as your requirement. 3.Payment:T/T,Western union, paypal 4.Sample time:7 days 5.Warranty : One year for main body radio and 6 months for accessories 6.Lead time:3days for 500units, 15 days for 2000units 7.Shipment way: By sea or by air cheap dual band ham radiocheap dual band ham radio Our Services Why choose us? 1. Alibaba assessed 7years gold supplier. 2. Reply your inquiry in 24 working hours. 3. Well trained experienced staff reply all your questions. 4. Customized design is available, OEM are welcomed. 5. Fast delivery to customers all over the world after deposit. 6. 100% QC inspection before shipment. 7. One year warranty for radios, six month for accessories. 8. Excellent after-sales service.
Options Available to Both Spectrum Scope and Waterfall Display Receive Mode, Transmit Mode, TUNE Mode, VFO A/B Mode, SPLIT Mode DSP (Digital Signal Processing) Noise Reduction and Automatic Notch Filter Line Out (J1), Line In (J2), Microphone/PTT (J3), Speaker/Phones (J4) Connectors on UI Board Power Connector (J1), Paddle (J2), Accessory (J3) Connectors on RF Board Frequency: RX:1.8-30MHz,TX:All HAM HF BANDS Operating Mode: SSB, CW, FM, AM (RX Only) TX Power: Standard 5W (13.8VDC), 15W (FULL,13.8VDC) Minimum Frequency Step: 1Hz Operating Voltage: 9-15V DC Antenna Impedance: 50ohm Frequency Stability: ±1.5PPM @ Power on 5 Minutes (Standard) ; ±0.5PPM if Optional TCXO Used
Specification Features Voice conversation Time display magnifier;reflector lighting;capsule Direction compass 50M distance intercom Material: ABS Plastic Color: Blue Pink Battery: Built-In 3.7V Lithium Battery (included) Application: Outdoor activities, hiking Intercom Range: 30~150m Package Includes: 2 x Kids Walkie Talkies 1 x USB Charge Cable 1 x User Manual
1.Frequency Range: 136-174MHz/400-480MHz 2.199 Memory Channels 3.Beep Setting 4.LCD Display 5.Keypad Menu Opertation 6.Reverse Frequency 7.Flashlight 8.Scan 9.Background Light 10.Output Power: 3W 11.VOX Function 12.CTCSS/DCS 13.Chinese and English Voice Prompt 14.Power Saving Function, Low Power Warning 15.High/Low Power Selective 3W/1W 16.Wide/Narrow Bandwidth 12.5KHZ/25KHZ 17.Emergency Alarm 18.Busy Channel Lock 19.Transmitter Time-out Timer(TOT) 20.Side Key Assignment 21.0-9 Grades Squelch Level Setting 22.ANI and DTMF Function 23. 2-tone 24.Remote Kill , Stun, Activate & Revive 25.Wire clone 26.FM radio (87-108MHZ) 27.1750HZ Radio body size:95*60*30mm packing side:25*17*6mm Weight:1KG
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