Bluetooth Version: Bluetooth V5.0
Agreement Support: A2DP 1.3, AVRCP 1.6, HFP 1.7, HSP 1.2
Operating frequency range: 2.402 GHz-2.480 GHz
Power Level: Power Level 2 (Class II)
Sensitivity: -90 dB at 0.1% BER
Working Current: less than 25mA
Built-in battery: 110 mAh
Charging current: less than 100 mA
Charging time: about 1.5 hours
Audio Performance: AAC / SBC
Service life: more than the 5 hours
Charging Method: Micro-USB 5V
Output Connection Mode: 3.5mm stereo interface
Compatibility: Android, iOS System phones and PAD, and all bluetooth audio devices
Question 1: what's your payment terms?
Answer 1: 30% deposit via T/T / Western Union, balance to be paid before shipment.
Question 2: Can I have a sample to test quality?
Answer 2: Yes, welcome to order samples to test and check quality.
Quetion 3: What is the lead time?
Answer 3: Silk logo Sample is 3-5 working days, mass production time is 7 days for order less than 1000 pcs.