Audio-Technica

Active noise-cancelling, 40mm, 20 to 20,000Hz, 96dB/mW (when noise-cancellation used), 95dB/mW (when noise-cancellation not used), 32 ohms, DC 3.7 V

Closed-back dynamic, 45mm, 5 to 40,000Hz, 100dB/mW, 47 ohms, DC 3.7 V lithium polymer battery, Continuous transmission time (music playback): Max. ap

Closed-back dynamic, 40mm, 5 to 35,000Hz, 99dB/mW, 32 ohms, DC 3.7 V lithium polymer battery, Continuous transmission time (music playback): Max. app

Condenser, Omnidirectional, 50 - 15,000 Hz, -46 dB, 1.5 m (4.9') terminated with USB-C connector, 48 g (1.7 oz), PC, Tablet, Smartphone

Condenser, Omnidirectional, 50 - 18,000 Hz, -54 dB, 3 m (9.8') terminated with 3.5 mm (1/8") dual-mono mini-plug, On/off switch, 6 g (0.2 oz), PC, Tab