| Item model number | 4pcs referee communication system |
|---|---|
| Bluetooth Version | 5.1 |
| Input Device Interface | Bluetooth |
| Control Method | Touch |
| Battery Life | 18 Hours |
| Noise Control | Active Noise Cancellation |
| Number of Items | 1 |
| Unit Count | 4.0 Count |
| Wireless Communication Technology | Bluetooth |
| Cable Feature | Without Cable |
| Material | Plastic |
| Age Range (Description) | Adult |
| Ear Placement | In Ear |
| Audio Driver Type | Dynamic Driver |
| Form Factor | In Ear |
| Package Dimensions | 10.39 x 10.31 x 3.03 inches |
| Included Components | User Manual |
| Model Name | 4V4 |
| Water Resistance Level | Waterproof |
| Item Weight | 1.76 pounds |
| Connectivity Technology | Wireless |
| Impedance | 0.1 Ohm |
| Special Feature | Noise Cancellation |
| Generation | 4 |
| Compatible Devices | Bluetooth-enabled devices, Smartphones, Tablets |
| Color | 4V4(R Earphone) |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Earpiece Shape | Rounded Tip |
| UPC | 313095227222 |
Check the listing for details. Referee Headsets 4 Person, V4 plus Referee Communication System Football Wireles. Color: 4V4(R Earphone), Condition: New. Listed at 326.99 USD. 【Various Sports Application】This wireless arbitro football referee comunicador is designed to enhance your officiating performance across various sports,like football,handball,basketball,vollyball,fishing,riding,cycling, hiking,ATV,scene instruction,etc.
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