• Adopt upgraded BT5.1 chip, more stable and faster connection, stronger anti-interference ability, low delay
• The 13mm moving coil unit delivers rich treble, crisp mediant and clear, balanced bass that makes you feel like you're at a live concert
• The E3101 earphone is designed to give you the freedom to switch between single-ear and double-ear seamlessly
• Ergonomic semi-in-ear design, the earbud fits the ear canal, comfortable to wear. Small size and lightweight, not occupy space, easy to carry and use
• ENC environmental noise reduction technology provides clear calls
• Intelligent touch control, easy to play/pause, adjust volume, switch previous/next song, answer/hang up, etc.

Specification:

• Brand: NOKIA
• Model: E3101
• BT version: V5.1
• Material: ABS+PC
• Supported BT protocol: HSP, HFP, A2DP, AVRCP
• Frequency response: 20Hz-20KHz
• Codec: SBC
• Battery capacity: 40mAh(single earbud), 350mAh(charging case)
• Earbud size: 3.09 * 2.01 * 1.79cm /1.22 * 0.79 * 0.7in
• Charging case size: 5.02 * 4.41 * 2.3cm /1.98 * 1.74 * 0.91in