General Specifications
● Bluetooth Version: V5.3
● Chipset: AB5656C
● Support Profile: AVRCP/AVDTP/A2DP
● RF Carrier Frequency Range: 2402-2480GHZ
●Charging Port: Pogo Pins
●Bluetooth Decoding Mode: SBC, AAC
●Microphone Quantity: 2Mic * 2
●Water Resistance: IP54
●Transmission Distance: ≤10 meters / 33ft
●Pairing Name: NM-NanoBuds OP100
●Battery Type: Lithium Polymer
●Earphone Input Voltage: 5V
●Earphone Working Voltage: 3.2V-4.2V
●Battery Capacity: 50 mAh
●Talk Time: up to 7 hours
●Music Playback Time: 7-8 hours
●Full Charging Time: 1.5 hours
●Charging Case: Li-ion battery 400mAh
●Charging Case Weight: Approx. 44 g
●Earbud Weight: 9g *2
●Earphone Standby Time: About 100 hours
●Earbud Dimension: 44*40*11mm
●Charging Case Dimension: 88*48*20mm
●Materials: ABS+PCS, Aluminum Alloy
Audio Specification
● Speaker Diameter: 18mm*11mm
● Speaker Sensitivity: 105dB±3dB
● Signal to Noise Ratio: 59dB
● Speaker Impedance: 16Ω ± 15%
● Frequency Range: 20Hz~10KHz
● Microphone Sensitivity: -42dB ± 1dB