hearO breathes new life into retired tennis balls before they end up on the rubbish dump or as Fluffy’s chew toy – by turning them into Bluetooth speakers.
The post hearO: used tennis ball to Bluetooth speaker appeared first on Popular Mechanics.
hearO breathes new life into retired tennis balls before they end up on the rubbish dump or as Fluffy’s chew toy – by turning them into Bluetooth speakers.
The post hearO: used tennis ball to Bluetooth speaker appeared first on Popular Mechanics.