| Specifications︰ | bluetooth mono headset 303
Weight 9.0g
Dimensions 39 x 15 x 22 mm
Interfaces Bluetooth v.2.0 + EDR
Bluetooth Profiles Headset & Handsfree
Wireless Open Space Maximum Range Up to 10 meters
Wireless Open Space Working Range Up to 6 meters
Standby Current < 0.8 mA
Audio Output Rate 10 mW
Microphone Sensitivity -38 dbM
Charging Current 40 - 50 mA
Charging Voltage 5 - 5.5 V
Charging Time 2 - 3 hours
Discharging Current 3 - 20 mA
Discharging Voltage 4.2 - 3.3 V
Talk Time Up to 3 hours
Standby Time Up to 50 hours
Operating Temperature -5°C to +55°C
Operating Humidity 5 - 90%
Radio Frequency 2.401 - 2.483 GHz
RF Transmit Power +4 dBM
Modulation Method GFSK
Distortion & Noise Differential (32 ohm load) -75 dB
Audio Format 15-bit linear audio CODEC
Battery Rechargeable Li-polymer
Retail Packaging Custom Designed Color Giftbox or Crystal (clear) PVC Box
Retail Package Contents Wireless Headset, earplugs, USB charger, user guide
Certifications CE, FCC, BQB, & RoHS compliance |
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