2.5 to 3.5 adapter: insulation resistance 10 (m ) .- advantages: transmission, easy to use. product plug: audio 2.5mm male connector, 3.5mm male female connector.connector plug provides great clear audio quality.; Stereo/mono capabilities adapter: dimension: 4x 0. 5x 0. 3cm. temperature range 0- 60 ( ). rated load 5 ( ).; Headphone transducer: insulation resistance 10 ( m ) .- advantages: transmission, easy to use. product plug: audio 2. 5mm male connector, 3. 5mm male female connector. connector plug provides great clear audio quality.; 2. 5 audio adapter: adapter provides stereo/ mono capabilities to convert your 3. 5mm headset.; Headphone adapter plug: use the 3.5mm earphones with phones that have 2.5mm jack.

What's in the box
1 x Audio & Video Cable Adapters & Couplers