Neoteck 300Ω Bass

Specifications: Adapted Headphone Impedance: 16-300Ω Dimension: 96 x 61 x 15mm(L x W x H) Lithium battery capacity: 1500mAH Amp using time: more than 14 hours Bluetooth decoding mode: SBC, AAC Bluetooth protocol: A2DP V1.3.2, AVRCP V1.6.2 ,HFP V1.8 Bluetooth distance: 8m Max Amp battery voltage: DC3.7V - 4.1V Amp internal working voltage: 5V SNR>95dB THD+N 0.01% 16Ωheaphone power: 90mw 32Ωheaphone power: 125mw 64Ωheaphone power: 120 mw 300Ωheaphone power: 35mw Frequency response（ ±0.5dB）BASS=OFF （20Hz-20KHz） Low frequency gain（50Hz）BASS=ON （+22dB）

Package: 1 x Bluetooth Headphone Amplifier 1 x Type-c Power Cable 1 x Audio Cable 1 x User's Manual