| sound delivery |
|
| frequency response |
300 to 3400hz |
| sound pressure level(db) |
119 /-3db@1khz, 178mv with iec318 coupler |
| user control |
power on/off, answer/end calls, volume, mute, pairing |
| microphone |
electret condenser microphone (omni directional) |
| type |
20~20,000 hz |
| frequency response |
|
| sensitivity(db) |
-46 /-3 |
| wireless link |
|
| type |
bluetooth v1.2(class 2), headset, hands-free profiles |
| frequency |
2.4ghz-ism band
(2400-2483.5 mhz) |
| modulation |
frequency hopping spread spectrum,gfsk |
| channels |
79 |
| useful range |
up to 10 meters (open office environment) |
| compliance |
fcc, ce,bqb, dgt,bsmi |
| rf sensitivity |
-84dbm (@0.1�r) |
| rf output power |
bluetooth class 2, -6 to 4dbm |
| |
bc02-headset extra |
| environment |
|
| temperature |
operating: 0°c to 45°c |
| |
non-operating: -20°c to 60°c |
| relative humidity |
90%rh @ 40oc-non-condensing |
| free fall drop |
1.5m to concrete floor |
| shock |
30g (18ms duration) (non-operating) |
| vibration |
operating: 10-200 hz (0.2mm displacement) |
| |
non-operating: 10-55 hz (1.5mm displacement) |
| physical-headset |
|
| weight |
under 11.5 g(w/o ear hook); 14.28g(w ear hook) |
| size (mm) |
71l x 25.5wx 14.3h |
| power |
|
| battery type |
120 mah lithium-ion polymer rechargeable battery |
| talk time |
3 hours(hv1) ~ 5 hours(hv3) |
| standby time |
144 hours |
| charger time |
2 hours |
| physical-adapter |
|
| charger size(mm) |
62.9l*32h*23w |
| weight |
55.63g |
| charge cord |
1.55m long |
| charger compliance |
ul, ce, fcc, bsmi |
| battery charger type |
input: 100 to 240v, 50~60hz
output: 5v, 0.4a
switching type |
| audio codec |
|
| resolution |
15bit |
| sample rate |
8khz |
人体工学主张，完全符合您的耳型，橡皮耳挂给你柔软的触感。