Retevis EAK005 Walkie Talkie Earpiece with Mic 2 Pin, Earpiece with Coil Tube, Compatible with Retevis RT22 RT21 H-777 RT68 RT19 UV-5R Walkie Talkies, Acoustic Tube 2 Way Radio Headset (4 Pack) auspowers_batchfour Step 3: Place or stick

Step 3: Place or stick the magnet metal plate in your case between the cover and the phone

The transparent tube connected to the earplugs makes the sound spread more clearly

Meets your Different Needs: There are eight reduction gear motors of different speed and you can choose the one you need

5 of phone width

KG-699E and more

Retevis EAK005 Walkie Talkie Earpiece with Mic 2 Pin, Earpiece with Coil Tube, Compatible with Retevis RT22 RT21 H-777 RT68 RT19 UV-5R Walkie Talkies, Acoustic Tube 2 Way Radio Headset (4 Pack) auspowers_batchfour Step 3: Place or stickRetevis EAK005 Walkie Talkie Earpiece with Mic 2 Pin, Earpiece with Coil Tube, Compatible with Retevis RT22 RT21 H 777 RT68 RT19 UV 5R Walkie Talkies, Acoustic Tube 2 Way Radio Headset (4 Pack) Upgraded Transparent acoustic tube Coil design transparent acoustic tube with better materials make the sound clearer, and prevent you from radiation. Read more Ergonomic design Ergonomic design and high quality materials make the earpiece more comfortable to