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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
CURRENT ASSETS: |  |  |
Cash |  | $ 1,169,000 | $ 381,000
Accounts receivable, net |  | 883,000 | 690,000
Inventories |  | 189,000 | 197,000
Other current assets |  | 90,000 | 525,000
Total current assets |  | 2,331,000 | 1,793,000
PROPERTY AND EQUIPMENT, NET |  | 458,000 | 496,000
OTHER ASSETS: |  |  |
Operating lease right-of-use assets |  | 627,000 |
Intangibles, net |  | 18,764,000 | 19,291,000
Other assets |  | 25,000 | 25,000
Total assets |  | 22,205,000 | 21,605,000
CURRENT LIABILITIES: |  |  |
Current maturities of long-term debt, less debt issuance costs |  | 103,000 | 263,000
Current maturities of convertible notes, less debt discounts and debt issuance costs |  | 39,000 | 4,377,000
Current maturities of finance lease liabilities |  | 51,000 | 57,000
Current maturities of operating lease liabilities |  | 212,000 |
Accounts payable |  | 2,671,000 | 5,169,000
Accrued expenses |  | 1,655,000 | 1,940,000
Deferred revenue |  | 19,000 | 49,000
Other current liabilities |  |  | 1,910,000
Total current liabilities |  | 4,750,000 | 13,765,000
LONG TERM LIABILITIES: |  |  |
Long-term debt, less current maturities and debt issuance costs |  | 223,000 | 253,000
Finance lease liabilities, less current maturities |  | 133,000 | 155,000
Operating lease liabilities, less current maturities |  | 421,000 |
Common stock warrant liabilities |  | 2,336,000 | 1,132,000
Derivative liabilities |  |  | 62,000
Deferred tax liability |  | 70,000 | 70,000
Other long-term liabilities |  | 45,000 | 45,000
Total liabilities |  | 7,978,000 | 15,482,000
COMMITMENTS AND CONTINGENCIES (Note 6) |  |  |
STOCKHOLDERS? EQUITY: |  |  |
Preferred stock - $0.01 par value, 15,000,000 shares authorized at June 30, 2019 and December 31, 2018, 47 shares issued and outstanding at June 30, 2019 and December 31, 2018, liquidation preference at par value at June 30, 2019 and December 31, 2018 |  |  |
Common stock, $0.01 par value, 150,000,000 shares authorized at June 30, 2019 and December 31, 2018, 5,993,369 and 2,298,738 shares issued and outstanding at June 30, 2019 and December 31, 2018, respectively | [1] | 60,000 | 23,000
Additional paid-in capital | [1] | 69,428,000 | 53,796,000
Accumulated deficit |  | (55,261,000) | (47,696,000)
Total stockholders' equity |  | 14,227,000 | 6,123,000
Liabilities and stockholders' equity |  | $ 22,205,000 | $ 21,605,000
[1] | The common stock shares and additional paid-in capital for all periods presented reflect the one-for fifteen reverse stock split, which took effect on April 26, 2019.

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- Definition The portion of the carrying value of long-term convertible note as of the balance sheet date that is scheduled to be repaid within one year or in the normal operating cycle if longer. Convertible note is a financial instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References No definition available. + Details
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