SPECIFICATIONS

Active Noise-Cancellation: Yes

Audio Driver Type: Dynamic Driver

Audio latency: 20Hz~20kHz

Battery Capacity[mAh]: 3.7V, 400mAh

Battery life up to[hours]: 45

Bluetooth Range: 33 Feet

Bluetooth Version: 5.3

Brand Name: nuroum

Category: Earphones & Headphones

Charge Time: 2h

Charging Method: cable

Charging Time: 2

Color: Grey

Communication: WireLess

Compatible Devices: PCs,, Laptops, Cell Phones, Tablets

Connectors: USB

Control Button: No

Control Method: Others,Touch

Control Type: Media Control

Department: Unisex-adult

Depth[mm]: 186.6

Frequency Range: [EST] 20 Hz - 20,000 Hz

Function: For Office

Headphone Pads Material: Other

Height[mm]: 69

High-concerned chemical: none

Impedance Range: up to 32 Ω

Is wireless: Yes

Material: Plastic

Maximum wireless range[m]: <10m

Microphone Sensitivity: -43dB@94dB SPL@1kHz + -42dBV/Pa 94dB SPL@1kHz

NFC Technology: no

Noise Control: Active Noise Cancellation

Origin: Mainland China

Sound Isolating: Yes

Speaker maximum output power: 32Ω/20mW

Style: Wireless headphone & headset

Total Harmonic Distortion: 3

Vocalism Principle: Other

Voice assistant built-in: no

Volume Control: Yes

Waterproof: No

Weight[g]: 184

Width[mm]: 187.5

Wireless Type: Bluetooth

With Microphone: Yes

whether electrical: No

About this item

AI-Powered ENC Noise Cancellation: Dive into unparalleled call quality with our revolutionary AI-Powered ENC Noise Cancellation. Utilizing the HiFi4 DSP processor and a compressed neural network trained on extensive noise data, this wireless headset suppresses 99.9% of background noise. Whether you're on a crowded street or in a bustling office, the caller on the other end will hear only your voice.

Bluetooth 5.3 & Multi-Point Connection: Enjoy swift pairing and enhanced connectivity with Bluetooth 5.3 technology. With a remarkable range of up to 33 feet, the HP31SN lets you move freely while maintaining premium sound quality and a stable connection. The multi-point connection allows simultaneous pairing with two devices, enabling seamless transitions between PC meetings and inco