It depends on the value of the sample. Generally, Shenzhen Hnsat Industrial Co., Ltd. will send free small hidden voice recording devices sample but the freight is charged by you. We always work with the most reliable courier company to deliver samples at an affordable price. Considering the long-term relationship development, we generally send free sample to customers with our good faith.

With a broad range of professional digital audio recorder, Hnsat Digital Recorder has a strong competence in manufacturing innovative and high-quality products. The spy voice recorder series has become a hot product of Hnsat Digital Recorder. The raw material used in Hnsat professional digital audio recorder is of high quality and has no any strange smell during use. It features nice thermal comfort. It has the capability to allow the natural heat dissipating mechanism to work and to stay dry.

We have a mutual dream of being an international video voice recorder manufacturer some day. Get an offer!