Tronsmart Onyx Ace True Wireless Bluetooth Earphones

Sale price Price $288.00 Regular price Unit price  per 

Shipping calculated at checkout.

【Exclusively sold at Monkey Warehouse in Hong Kong 


Forbes described these earphones as “a genuine bargain with superb sound”

Tronsmart Onyx Ace True Wireless bluetooth earphones equipped with Qualcomm aptX, 4 microphones, and Environment Noise Cancellation technology, Onyx Ace delivers crystal-clear calls and studio quality audio. The pressure-free semi-in-ear design provides a comfortable all-day listening experience.


Ultra Clear and Loud

Quad-microphone works with Environment Noise Cancellation technology to ensure crystal clear calls by identifying your voice intelligently and filter out the background noise. Guarantee you a clear and loud call quality even in a noisy environment.


Cutting-edge Qualcomm Technology

The genuine Qualcomm chip provides the most stable connection, delivering exceptional performance with consistent audio streaming.


Lossless aptX™ Audio

True Qualcomm aptX audio technology works with the enlarged 13mm driver to deliver hi-fidelity studio quality sound that's clear and bassy.


Pressure-free Design

Designed to fit comfortably in your ear.



One-Tap Control


Instant Auto-Connection

Open the case cover, the earphones will recognize and connect to your phone instantly.


Go Mono or Stereo

Give you the freedom to wear one or both earphones.


IPX5 Sweatproof

Against sweat, splashes and rain.


USB-C Fast Charging

Provides a more stable and faster charging.


Voice Access

Activate Siri or Google assistant from the earphones via a simple tap.


Be Aware of Your Surroundings

Thanks to the half-in-ear design, it lets in some ambient sound to allow you to know what's happening around you and be vigilant.



Brand: Tronsmart

Product Name: Tronsmart Onyx Ace True Wireless Bluetooth Earphones

Model: Onyx Ace

Colors: White / Black

Technology: Qualcomm aptX audio technology, cVc 8.0 noise-cancellation technology, Environment noise cancellation technology via DSP

Chip: Qualcomm QCC3020, supports aptX, AAC, SBC 

Bluetooth Version: 5.0

Bluetooth Compatibility: HFP/HSP/AVRCP/A2DP

Transmission Distance: Up to 15 meters / 50 feet

Water Resistance Rating: IPX5

Battery Capacity: Earphone: 40 mAh /Charging case: 400 mAh

Play Time: Earphone: up to 5 hours (50% volume); Charging case: up to 24 hours

Standby: Earphones (60 hours) Charging case (90 days)

Charging Time: Earphone: about 80 minutes / Charging case: 90 minutes

Frequency Range: 20 Hz – 20 kHz

Driver Unit Diameter: 13mm

Impedance: 32 Ω

Microphone Sensitivity: -42 dB ± 1d

Dimension: Earphone: 39 x 16.5 x 16.8 mm / 1.54 x 0.65 x 0.66 inches; Charging case: 48 x 23 x 57.5 mm / 1.89 x 0.9 x 2.26 inches

Net Weight: Earphone: about 4 g / 0.14 oz / Charging case: about 37 g / 1.31 oz 

Package Contents: 1 x Onyx Ace True Wireless Earphones with Charging Case, 1 x Charging Cable, 1 x Warranty Card, 1 x User Manual

Certificates: CE, FCC, RoHS

Warranty: 1 year