Seeking For YDT wireless Transreceiver

RFQ Details

We already have few YDT wireless Transreceiver ,which model name are -YD-388 and YD-388s.Need to increase the more no of same model for our existing clients .So,looking to buy more 20 unit walki talkie to match my clients existing used transreceiver .So,that they can use the same.Looking to get response from any supplier or manufacturere ,who can provide us the same model to work with existing transreciever .regards