Gallery View: Wireless earphone makers prioritize connectivity, user convenience

Supports Siri

The D30 model from Chandasung Tech (Shenzhen) Co. Ltd is a pair of water-resistant hi-fi-wireless sports earbuds that supports Siri. The Bluetooth 4.2-enabled device runs on an Airoha chipset, and is compatible with HFP, HSP and AVRCP. Transmission distance is up to 10m.

The unit adopts 6mm drivers with a frequency response reaching 20Hz to 20kHz and operating range of 2.4 to 2.48GHz. Each earbud is powered by a 45mAh battery, and incorporates blue and white LEDs. Music playback, talk and standby times are two, 2.5 and 50 hours, respectively.

Adopts AiroShare technology

Cosmic Ray Enterprises Co. Ltd’s model BH-Q90-001 Bluetooth 4.1-enabled wireless earphones adopt AiroShare technology that allows connection of one or both buds to one or separate devices. It runs on an Airoha AB1511 chipset and has a voltage of 5VDC.Transmission range is 10m. The device packs a 15x12x4mm 40mAh battery that takes one hour to charge fully. Standby, talk and music playback times are 100, four and three hours, respectively. The earphones measure 18x18x20mm and weigh 20g.

Responds to voice, touch

The model X3T TWS sports earbuds from Shendadian (China) Digital Electronics Co. Ltd can switch on and off, and answer calls through voice prompts. The unit also comes with a charging case that responds to touch to control music playback. The Bluetooth 4.2-enabled device runs on a CSR chipset from the UK and uses Qualcomm’s CVC 6.0 active noise-reduction technology. Frequency is 2.4GHz, sensitivity -90dBm and connection range 10 to 20m. A2DP 1.3, HFP 1.6, HSP 1.2, AVRCP 1.6 and DI 1.3 are supported.

Each earbud packs an 85mAh battery and can work continuously for six to seven hours. When used as a pair, operating time is four to five. Standby times are 180 or 120 hours, respectively. The unit incorporates an HD microphone and can be charged via a Nokia port.

Connects up to 30m

Shengpai Electronics Co. Ltd offers the BT88 model, a pair of Bluetooth 4.1-enabled TWS earphones that connects up to a distance of 30m. The unit adopts 40mm drivers, and has a 20Hz to 20kHz frequency response, 105±3dB sensitivity and 32ohm±15 impedance. Its 300mAh case can fully charge the device in 1.5 hours. Music playback and talk time is four hours. The product complies with RoHS, FCC, REACH and CE standards.

Bluetooth 4.2+EDR-enabled

Shenzhen Honcam Technology Co. Ltd’s HC-S0321 model is an earphone that supports Bluetooth 4.2+EDR or older. It is compatible with HFP, HSP and A2DP. The unit’s connection distance is 10 to 15m on a straight line while frequency response is at 2.4 to 2.48GHz on an ISM band. Microphone sensitivity is -42dB.

The earbud is compatible with phones, PCs, consoles and other Bluetooth-enabled devices. It is powered by a 60mAh Li-polymer battery with a charging time of one hour via USB at 5VDC/60mA. Recommended ambient temperature is 15 to 25 C. Music playback and talk times are four and five hours, respectively. The earphone can run for 150 hours on a full charge.

Qualcomm active noise-reduction technology

Shenzhen Wenquan Intelligent Mfg Co. Ltd’s model IP010-5-5 TWS hi-fi earphones runs on a dual-mode Bluetooth 4.2 LE-enabled CSR64110 chipset and adopts Qualcomm’s CVC 6.0 active noise-reduction technology. A2DP 1.3, HFP 1.6, HSP 1.2, AVRCP 1.5 and DI 1.3 are supported. The device has a frequency response of 2.4GHz while sensitivity is at -90dBm. Decoding formats are SBC, MP3 and AAC. The high-sensitivity earphones have a four-dimensional sound quality that reaches 10 to 20m on a straight line and 5 to 10m on every direction barrier-free.

The IPX7-rated unit comes in an ergonomic design, and has three different tip sizes and a built-in microphone for calls. It displays power status and protects from automatic shutdown caused by ultralow voltage. Each earphone packs a 50mAh battery that can charge fully in one to two hours via an 850mAh magnetic cradle. Music playback and talk times are 5 and 2.5 hours, respectively. Standby time is 120 hours when used individually and 60 hours when operating as a pair. The earphones are compatible with various brands.