EC21 Product Catalogs - polymer battery

B39 Bluetooth Headphone Headset

20240617

Specification: -Function: SD card, AUX, BT, FM -Bluetooth version: 5.0 -Driver Size: 40mm -Impedance: 32Ω -Battery: 400mAh lithium polymer -Working time: 7-8 hours -Charging time: 1-2 hours -Transmi

Sports TWS OWS Bluetooth Wireless Earphones

20240509

Sports TWS OWS Bluetooth Wireless Earphones Bluetooth Version:5.0-5.4 Batteries: Polymer Grade A Cells Main Board with Protective Circuit Boards Functions: yes/NO stereo sound can listen to music, o

I19 Wireless Bluetooth Headset Bluetooth Earphone(V5.0 Bluetooth Chip).

20190418

Battery capacity: polymer lithium battery 50mah Battery capacity of charging box: 150mah Time to listen to music: 3-4 hours up and down/pause Call time: 3-4hours Standby time: 130 hours Charging time

Bluetooth Earphones, Smallest Mini Invisible V4.1 Wireless Bluetooth Headset Headphone Earphone Wit

20171130

Battery Life: 40mAh rechargeable lithium-ion polymer battery, Up to 3 hours continuous talk time or 2.5hours music time(60% volume) on a full charge around 1.5 hours; Support IOS DEVICE POWER DISPLAY

Wesun Fashinoable Sport Bluetooth Wireless Earphone

20211201

◆Bluetooth Version: V4.1+EDR ◆Frequency:2.402-2.480GHz ◆Transmission Distance: 10m/ 30feet ◆Music playing time: 4Hours ◆Charging time: 2 hours ◆With built-in high capacity Li-polymer batt

TWS, (Change Face) Bluetooth Earbuds, CE ROHS Bluetooth Headset,Headphone

20201113

Battery Capacity(L/R) 40mAh/3.7V Li-Polymer Charging Case Battery Capacity 300mAh/3.7V Li-Polymer Earphone Charging time 1Hour Charging Case Charging Time <2Hours Charging Case for Earphones Charging

Bluetooth

20081101

pairing, encryption and authentication 8) Profiles: GAP, SDP, headset and handsfree both 9) DC power: 3.6V Lithium-Polymer battery, 160mAh 10) Lithium polymer battery with overcharge protection

Digital Wireless Audio Transceiver (SH-380 G/M)

20220331

Battery type Lithium polymer 3.7V 2,000mA Weight 100g Dimension(W x H x D) 52 x 92 x 19.6 mm Channel TBD 35Piece - The above specifications are based on national frequency regulations in accordance w