Bluetooth 4.0 profiles hands free / headset.
Clear Phone Call
Intelligent noise reduction, refuse to change the voice, make the call more natural.
Two Bluetooth devices
Multi-point connections can be connected to two one with two Bluetooth devices simultaneously.
Large battery capacity
Battery type 50mA rechargeable lithium battery. 4 hours talk time (music playback 3 hours, standby time 120 hours.
Voice prompts
Intelligent voice prompts prompted the state of equipment / to cable.

Specification:Type:S530 Stealth Headphones

Material: ABS

Quantity:1pcs
Color: Beige
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 hours
Talk Time: Up to 4 hours
Music Playing Time: Up to 3 hours
Standby Time: Up to 120 hours
Item Size:1.7*2.8*1.5cm / 0.8*1.1*0.6"
Net Weight:5g / 0.2oz

Package:
1*S530 earphone
1*USB cable
1*User manual
Pearl bag packaging