Lost Arrow Co., Ltd. has a message for all DSP Pro and DSP Sport users.
your DSP Pro or DSP Sport for cracks or breaks at the base of the lock button and whether it slides from send mode to off or search mode even when the lock button is not pressed.
If you notice any abnormalities with the function of the lock button or switch, or if you are unable to determine the problem yourself, you can request a free inspection from Lost Arrow Co., Ltd.
The target models are DSP Pro (left) and DSP Sport (right)Additionally, PIEPS is offering a service to upgrade your current DSP Pro the latest Pro BT and your DSP Sport Powder BT at 60% of the retail price.
Example of an abnormality: A DSP processor with a cracked lock buttonFor details, please visit the URL below
https://www.lostarrow.co.jp/info/notice/NT20201112_PP_DSP_Update.html