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Overview and Specifications:

Product Description
Model Number: QCY E2 Function: For iPod,For Mobile Phone,Common Headphone
Wireless Type: Bluetooth With Microphone: Yes
Is wireless: Yes Support APP: No
Support Memory Card: No Support Apt-x: No
Waterproof: No Resistance: 36Ω
Line Length: None Frequency Response Range: 20-20000Hz
Sensitivity: 120±5bB Plug Type: Wireless
Active Noise-Cancellation: Yes Volume Control: Yes
Control Button: Yes Vocalism Principle: Dynamic
Connectors: None Communication: Wireless
Style: In-Ear

The product uses CSR V4.1 chip, works in 2.4G frequency band, frequency range is 2401~2480MHz, Class II RF power level,

Support AVRCP_V1.4/HFP_V1.6/HSP_V1.2/A2DP_V1.2 Bluetooth communication protocol.

Capacity 3.7 V 65mAh*2,
Charging time limit is about 1.5 hours
Shutdown current up to 10uA
Standby current (link status) is less than 500uA on average
Operating current less than 20 mA
Charging current 100 mA
Light red and blue two-color lamp
Charging interface Micro_USB
Charging voltage DC 4.7~5.25V
Battery full voltage 4.1~4.25V
Charging ripple 200mV p-p
Alarm voltage 3.4V
Shutdown voltage 3.0V

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