ST-K3
Bluetooth version: Bluetooth 4.2+EDRTransmission distance: 10 m
Length of charge: 120 hours
Battery: 90Ah rechargeable polymer battery
Functions: adjust the tone, switch songs, call and answer, call and reject, hang up phone, bluetooth play, phone redial, voice prompt, bluetooth back connection.Power display, intelligent shutdown, magnetic absorption function, TF card playback
ST-K4
Bluetooth version: Bluetooth 4.2+EDRTransmission distance: 10 m
Length of charge: 120 hours
Battery: 90Ah rechargeable polymer battery
Functions: adjust the tone, switch songs, call and answer, call and reject, hang up phone, bluetooth play, phone redial, voice prompt, bluetooth back connection.Power display, intelligent shutdown, magnetic absorption function, TF card playback
G1
Solution: jianrongBluetooth V4.1+EDR
Transmission distance: 10 meters usage time: 6 hours
Standby time: 180 hours
Battery: 100mAh rechargeable lithium battery
Functions: to adjust the volume, switch songs, answer calls, reject calls, hang up the phone, bluetooth play, replay, bluetooth hands-free calls, phone back to even, voice prompt, capacity display, intelligent power off, take function
G2
Solution: jianrongBluetooth V4.1+EDR
Transmission distance: 10 meters usage time: 6 hours
Standby time: 180 hours
Battery: 100mAh rechargeable lithium battery
Functions: to adjust the volume, switch songs, answer calls, reject calls, hang up the phone, bluetooth play, replay, bluetooth hands-free calls, phone back to even, voice prompt, capacity display, intelligent power off, take function
B03
Power supply: built-in batteryOutput: RMS 3W*1
Frequency response range: 1800Hz-80KHz
SNR: > 80dB
Sensitivity: 500 MV
Input: USB DC 5V
Horn Unit: 3 "4_3W*2
Battery playback time, medium volume: 2 hours
Bluetooth Solution/Version: Jerry/5.0
Appearance Material: ABS + Bamboo Shell
Battery capacity: 300 mAh
B02
Power supply: built-in batteryOutput: RMS 3W*1
Frequency response range: 1800Hz-80KHz
SNR: > 80dB
Sensitivity: 500 MV
Input: USB DC 5V
Horn Unit: 3 "4_3W*2
Battery playback time, medium volume: 2 hours
Bluetooth Solution/Version: Jerry/5.0
Appearance Material: ABS + Bamboo Shell
Battery capacity: 300 mAh
B01
Power supply: built-in batteryOutput: RMS 3W*1
Frequency response range: 1800Hz-80KHz
SNR: > 80dB
Sensitivity: 500 MV
Input: USB DC 5V
Horn Unit: 3 "4_3W*2
Battery playback time, medium volume: 2 hours
Bluetooth Solution/Version: Jerry/5.0
Appearance Material: ABS + Bamboo Shell
Battery capacity: 300 mAh
