BTS1
General Specifications
Bluetooth Standard: Fully compliant Bluetooth V3.0+EDR specification
Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
Modulation Method: GFSK typical -91dBm; π/4PSKtypical -92dBm; 8DPSK typical -84dBm
RF Output Power: Typical +2dBm Class 2 output power
Frequency Band: 2.4GHz ISM band
Pairing: Auto pairing
Transmission Distance: 10 meters
Battery: Internal 3.7V Lithium Ion Polymer Battery
Play time: Fully charged provides 8hrs
Case Material: Plastic (ABS)
Dimensions: 70.6mm(W)x180.4mm(L)x36.8mm(H)
Operation Environment: 5°C to 50°C, 8-80% R.H.
Storage Environment: 0°C to 60°C, 8-80% R.H.
Hand-Free Profile:
Built-in microphone with echo-suppression and noise suppression, it improves hands-free call quality during variety harsh environment.
Audio function:
1. Support Line input Stereo audio
2. Audio DAC playback 94dB SNR
3. Power out 3W*2 Ch with 4Ω speaker
Key buttons functions:
1. Power On/Off, Play/Pause, Answer key selection
2. Volume control: VOL+ and VOL-
3. Selected song: Forward and Backward
Interface:
1. DC input for battery charge
2. Stereo audio input plug
3. Power ON/OFF Slide switch
Indicator:
1. For pairing mode Blue LED
2. Battery Charge: a. Charging mode red LED; b. Finish: Green.
Compatibility:
Compatible with iPod, iPhone, iPad and Stereo Bluetooth mobile phones, Bluetooth MP3 players, CD players, portable DVD players, and all audio devices supporting 3.5mm stereo jacks.



BS1A
General Specifications
Bluetooth Standard: Fully compliant Bluetooth V3.0+EDR specification
Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
Modulation Method: GFSK typical -91dBm; π/4PSKtypical -92dBm; 8DPSK typical -84dBm
RF Output Power: Typical +2dBm Class 2 output power
Frequency Band: 2.4GHz ISM band
Pairing: Auto pairing
Transmission Distance: 10 meters
Battery: Internal 3.7V Lithium Ion Polymer Battery
Play time: Fully charged provides 8hrs
Case Material: Plastic (ABS)
Dimensions: 70.6mm(W)x180.4mm(L)x36.8mm(H)
Operation Environment: 5°C to 50°C, 8-80% R.H.
Storage Environment: 0°C to 60°C, 8-80% R.H.
Hand-Free Profile:
Built-in microphone with echo-suppression and noise suppression, it improves hands-free call quality during variety harsh environment.
Audio function:
1. Support Line input Stereo audio
2. Audio DAC playback 94dB SNR
3. Power out 3W*2 Ch with 4Ω speaker
Key buttons functions:
1. Power On/Off, Play/Pause, Answer key selection
2. Volume control: VOL+ and VOL-
3. Selected song: Forward and Backward
Interface:
1. DC input for battery charge
2. Stereo audio input plug
3. Power ON/OFF Slide switch
Indicator:
1. For pairing mode Blue LED
2. Battery Charge: a. Charging mode red LED; b. Finish: Green.
Compatibility:
Compatible with iPod, iPhone, iPad and Stereo Bluetooth mobile phones, Bluetooth MP3 players, CD players, portable DVD players, and all audio devices supporting 3.5mm stereo jacks.


BTS2
General Specifications
Bluetooth Standard: Fully compliant Bluetooth V3.0+EDR specification
Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
Modulation Method: GFSK typical -91dBm; π/4PSKtypical -92dBm; 8DPSK typical -84dBm
RF Output Power: Typical +2dBm Class 2 output power
Frequency Band: 2.4GHz ISM band
Pairing: Auto pairing
Transmission Distance: 10 meters
Battery: Internal 3.7V Lithium Ion Polymer Battery
Play time: Fully charged provides 8hrs
Case Material: Aluminium+Plastic
Dimensions: 57.8mm(W)x149.8mm(L)x40mm(T)
Operation Environment: 5°C to 50°C, 8-80% R.H.
Storage Environment: 0°C to 60°C, 8-80% R.H.
Hand-Free Profile:
Built-in microphone with echo-suppression and noise suppression, it improves hands-free call quality during variety harsh environment.
Audio function:
1. Support Line input Stereo audio
2. Audio DAC playback 94dB SNR
3. Power out 3W*2 Ch with 4Ω speaker
4. Acoustic audio 2.1 speakers
Key buttons functions:
1. Power On/Off, Play/Pause, Answer key selection
2. Volume control: VOL+ and VOL-
Interface:
1. Mini USB input for battery charge
2. Stereo audio input plug
3. Power ON/OFF Slide switch
Indicator:
1. For pairing mode Blue LED
2. Battery Charge: a. Charging mode red LED; b. Finish: Green.
Compatibility:
Compatible with iPod, iPhone, iPad and Stereo Bluetooth mobile phones, Bluetooth MP3 players, CD players, portable DVD players, and all audio devices supporting 3.5mm stereo jacks.



