The 1More Q21 feature an in-ear fit and operate as true wireless earbuds, meaning there are no cables or neckband involved. They carry an IPX5 rating, making them water resistant and suitable for use during workouts or in light rain. Stereo speakers are present, while features such as RGB lighting, wingtips, a display, and UV light are not included in the design.
The 1More Q21 includes both active noise cancellation and passive noise reduction, offering two layers of sound isolation during use. Audio is handled by a 12 mm driver unit with a frequency range spanning 20 Hz to 20,000 Hz and an impedance of 32 Ohms. The earbuds do not support spatial audio, Dolby Atmos, or Dirac Virtuo, and a neodymium magnet is not part of the driver configuration.
The 1More Q21 offers a battery life of 5.5 hours per charge, which drops to 4 hours when ANC is active, while the 600mAh charging case extends total playback to 24.4 hours. A full charge takes 1.5 hours, and the earbuds feature a rechargeable battery along with a battery level indicator to keep track of remaining power. Wireless charging and solar battery functionality are not supported.
The 1More Q21 connects wirelessly via Bluetooth 5.4 with a maximum range of 10 m, and supports both LDAC and AAC codecs for audio transmission. USB Type-C is available for wired charging. The earbuds do not support fast pairing, NFC pairing, Auracast, Bluetooth LE Audio, or any variant of the aptX codec family, including aptX, aptX HD, aptX Adaptive, aptX Low Latency, aptX Lossless, and aptX Voice. LDHC is also not supported.
The 1More Q21 includes ambient sound mode, a mute function, voice prompts, and can be used as a headset for calls, with controls accessible via a panel placed on the device itself. Fast charging is supported, and a travel bag is included in the box. The earbuds do not offer in/on-ear detection, a find device feature, notification readout, a built-in translator, an in-line control panel, a body temperature sensor, or a camera remote shutter function.
The 1More Q21 is equipped with 4 microphones and includes noise-canceling microphone functionality, helping to reduce background sound during calls and voice use.