Specifications
| recording Timer | 1 minute to 48 hours |
| exact value | In 10 seconds |
Packing list
After-sales instructions
None
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/22269/Specification.html , which is only used by users who purchase commodities from the NBCHAO.