Battery management system for lifepo4 lithium ion battery
With bluetooth ,rs485, can bus function ,prevent battery from overcharging & overdischarging
New Mini LED Light Portable Wireless Speaker IPX5 waterproof Bluetooth Speaker strong bass Zealot speaker S53 Main Features: 1.Bluetooth music player 2.Support TF card 3.3.5mm stereo jack can connect Audio player 4.Portable, easy to carry 5.Good touch feeling 6.Colorful LED lighting Parameter: Bluetooth version: 5.0 Charge voltage:DC5V/1A Speaker:4 10w 57mm Transmission distance:10M Frequency response: 20Hz-20KHz Outpower: 10W S/N: 90dB Working voltage:3.7V Distorsion:1% Talking time:5H Music time:4H Standby time:>90days Charge time:2h Battery capactiy:3000mA
Classic Design Home Professional Indoor Outdoor Portable RGB tws mini Speaker Box with Microphone 1. It is a Portable Outdoor Mini Bluetooth Speaker. It is small, light, waterproof but with powerfull bass. It is a backpack speaker, a bicycle speaker. And the most amazing thing is it is a magnetic speaker. 2. Magnetic Bluetooth Speaker: The base of this Portable outdoor mini speaker comes with 4 super strong magnets. It can be attached to the iron-coataining object, and can be placed at will, play with idea and creat your interesting life. 3. Portable Small Bluetooth Speaker: Light and compact. Small and convenient to carry. 4. Bicycle Speaker: The speaker comes with a silicone carrying handle, you can easily hang it on the handlebars of the bike. 5. Small But Powerful Speaker: It come with 6W powerfull loadspeaker unit. The special passive radiator edge around the speaker unit create powerful bass. 6. 360 full-range sound effects, satisfy your picky ears: Professional-grade branded loudspeaker with clear and dynamic sound,superb overall balance, full bass and loud treble. 7. IPX4 Waterproof: Carry it to anywhere anytime you want. You don't need to worry about raining or splashing
LG Electronics Bluetooth Tone Free TONE-UT60Q Korean home appliance price $130
1. Product introduction kbj-152n bluetooth version: 4.0 the supported devices:bluetooth mobile phones, bluetooth speakers, bluetooth pc and other bluetooth devices the maximum work range:33 feet (10 meters) battery capacity: 160mah music play /talk time: around 7~9 hours charging time: around 3 hours charging voltage: dc 5v frequency response:2.402ghz~2.480ghz 2. Other information moq: 3k trade term: fob shenzhen comply with rohs ce fcc standard delivery time: 30-40 days once the order is confirmed Color box + blister tray + manual; Customized packing is acceptable!
Bluetooth Samsung ¿c wep300
Bluetooth 1) standard: bluetooth sig2.0 compliant 2) interface: usb v2.0 3) link mode: acl, sco 4) data rate: 723kbps/acl, 64kbps/sco 5) frequency band: 2.400-2.4835ghz unlicensed ism band 6) modulation: gfsk (gaussian frequency shift keying) 7) spectrum: fhss (frequency hopping spread spectrum) 8) operating voltage: powered directly by usb port 9) tx output: power class1 10) operating distance: up to 100m 11) output power: +4dbm (typical) 12) receiver sensitivity: -80dbm (typical) 13) power consumption: 130ma (max) 14) antenna: internally embedded packing contents: A) bluetooth usb dongle: 1pc B) cd-rom driver: 1pc Packing: blister packing Outer packing: 200pcs/ctn Carton dimensions:62*30.5*38.9(cm) N.W.:9.5kgs G.W.: 9kgs
Bluetooth 1, bluetooth specification:2.0; range:0-:10 m 2, easy to installation and no need to remove the original rearview mirror 3, independent fm wireless earpiece to protect your secrets 4, 35 seconds record and play function. 5, super bright lcm caller english name display 6, complete blue tooth wireless installation 7, dsp technology, full duplex, noise and echo suppression. 8, with 16000mah lithium battery to provide typical standby time of more than 168 hours talking time of 11 hours and headset talking time of 5 hours 9, voice dialing, last call redialing, and call switching function. 10, built-in high intelligent microphone and powerful speaker. 11, transmit the signal into car radio by fm frequency 12, usb faucet to software framework update. 10 pcs/ctn, weight:10.2 gw/ctn dimension: 38cm x 35cm x 32cm
1. "s"tower shaped outlooks is handsome, buttons on the surface of an end look cute. 2. Excellent product quality brings you supreme stereo sound music enjoyment. 3. Support TF card, Support USB Disk, Line IN ,FM ,Radio 4. two peakers, multiple feelings. Product Name : "s" tower shaped speaker with FM radio portable wireless speaker wireless Main functions : Hands free call Support TF card Support USB Disk Line IN FM Radio Material: ABS Size/Weight: 220*80*80mm Colors: red, gold, blue, white, green Speaker/Power: 4Î3W+3W Frequency: 100Hz-20KHz Sensitivity: 80dB Distance :10m Battery: built in 1200mah lithium Logo type: Silk screen, water transfer Custom Packing:Support Packing Details:Packing box: Color box Unit weight: 546g Box size: 22.5*8.8*8.8cm QTY/CTN: 50pcs G.W: 29kgs MEAS: 45*45*47cm
* Version: Bluetooth V3.0+EDR * Talking time:3-4H * Standby time: 100H * Effective distance:10M * Charging time:2-3H * DC:5V * Machine size: 14.5*8*31 mm * Machine weight : 5.2g * Packing size: 102*131*47 mm * Complete set weight:76.6g Original imported ISSC chip (long-term warranty). 1*2010 Headset 1*Ear hook 1*User Manual 1*charger(ES/EU plug optional) 1*Carton package *Each box: 100pcs *Outer package size: 53*34*46.5 CM *N.W: 9.00KG *G.W: 11.0KG.
