Sennheiser PX 685i Adidas Sports In-Ear Headphones

Adidas co-branded model, waterproof and sweat-resistant, sturdy and durable

Ergonomically designed adjustable headband

Microphone and line control function integration (applicable to iOS devices)

Specifications

Type: moving coil/earplug type

Impedance: 16Ω

Sound pressure sensitivity: 120 dB (1kHz/1Vrms)

Frequency response:

Headphones: 18-20,000Hz

Microphone: 100 - 10000 Hz

Cable length: 1.2m (Y type)

Plug: 3.5mm three-dimensional gold-plated plug (L type)

Pickup pattern: Omnidirectional

Sensitivity 121 TR9-5: - 44 dB V/Pa