Bluetooth 4.0 profiles hands free / headset.
Support A2DP music playback (audio output: 35mW, Play / Pause).
Multi-point connections can be connected to two one with two Bluetooth devices simultaneously
Transmission range up to 10m.
4 hours talk time (music playback 3 hours, standby time 120 hours.
Intelligent voice prompts prompted the state of equipment / to cable.
Wearing styles Ear / Stealth headphones patented product.
Battery type 50mA rechargeable lithium battery.
Type: S530 Stealth Headphones
Bluetooth Function: V4.0
Profiles: A2DP, headset, hands free
Bluetooth Working Range: up to 10m
Frequency Range: 2.4GHz
Frequency Response: 20Hz-20KHz
Compatible with: iPhone, Samsung, and other Android Phone
Charging Voltage: DC 3.7V
Charging Time: About 2 hrs
Talk Time: Up to 4 hrs
Music Playing Time: Up to 3 hrs
Standby Time: Up to 120 hrs
Item Size: 1.7*2.8*1.5cm / 0.8*1.1*0.6"
Net Weight: 5g / 0.2oz